*{
	padding: 0px;
	margin:0px;
}
#box{
	width: 400px;
	height:450px;
	background:url(../img/QQ图片20200717154755.jpg);
	margin: auto;
	margin-top: 10%;
	border-radius: 25px;
	padding: 30px;
	box-sizing: border-box;/*css3的新属性,不让盒子增大*/
	position: relative;
}
#box h1{
	font-size: 25px;
	color: #fff;
	text-shadow: 2px 2px 2px black;
}
#close{
	position: absolute;
	top: 20px;
	right:20px;
	color: white;
	font-weight: bold;
	font-size: 25px;
	cursor: pointer;
}
hr{
	margin-top: 20px;
}
#srk{
	width: 100%;
	height:60px;
	margin-top: 35px;
	outline: none;
	border: none;
	text-indent: 1em;
	font-size: 16px;
	background: rgba(0,0,0,0.5);
	color: white;
}
.btn-box{
	width:100%;
	height:380px;
	margin-top: 30px;
}
.btn-box input{
	width:70px;
	height: 30px;
	float:left;
	margin-left:12px;
	margin-top:15px;
	cursor: pointer;
	transition: all 0.3s linear;
}
.btn-box input:hover{
	background: cornflowerblue;
	color:white;
	border: none;
	border-radius: 15px;
}
#mm{
	position: absolute;
	width: 100px;
	top: 50%;
	left:30%;
	cursor: pointer;
}
